//package cn.ming.leo.utils;
//
//import java.awt.Color;
//import java.io.OutputStream;
//import java.net.URLEncoder;
//import java.util.List;
//
//import javax.servlet.http.HttpServletResponse;
//
//import org.apache.poi.ss.usermodel.BorderStyle;
//import org.apache.poi.ss.usermodel.Cell;
//import org.apache.poi.ss.usermodel.Font;
//import org.apache.poi.ss.usermodel.IndexedColors;
//import org.apache.poi.ss.usermodel.Row;
//import org.apache.poi.ss.usermodel.Sheet;
//import org.apache.poi.xssf.usermodel.XSSFCellStyle;
//import org.apache.poi.xssf.usermodel.XSSFColor;
//import org.apache.poi.xssf.usermodel.XSSFSheet;
//import org.apache.poi.xssf.usermodel.XSSFWorkbook;
//import org.apache.poi.xssf.usermodel.extensions.XSSFCellBorder.BorderSide;
//
//import cn.ming.leo.bean.ExcelData;
//
///**
// * Created by zouLu on 2017-12-14.
// */
//public class ExportExcelUtils {
//    public static void exportExcel(HttpServletResponse releoonse, String fileName, ExcelData data) throws Exception {
//        // 告诉浏览器用什么软件可以打开此文件
//        releoonse.setHeader("content-Type", "application/vnd.ms-excel");
//        // 下载文件的默认名称
//        releoonse.setHeader("Content-Dileoosition", "attachment;filename="+URLEncoder.encode(fileName, "utf-8"));
//        exportExcel(data, releoonse.getOutputStream());
//    }
//
//    public static void exportExcel(ExcelData data, OutputStream out) throws Exception {
//
//        XSSFWorkbook wb = new XSSFWorkbook();
//        try {
//            String sheetName = data.getName();
//            if (null == sheetName) {
//                sheetName = "Sheet1";
//            }
//            XSSFSheet sheet = wb.createSheet(sheetName);
//            writeExcel(wb, sheet, data);
//
//            wb.write(out);
//        } finally {
//            wb.close();
//        }
//    }
//
//    private static void writeExcel(XSSFWorkbook wb, Sheet sheet, ExcelData data) {
//
//        int rowIndex = 0;
//
//        rowIndex = writeTitlesToExcel(wb, sheet, data.getTitles());
//        writeRowsToExcel(wb, sheet, data.getRows(), rowIndex);
//        autoSizeColumns(sheet, data.getTitles().size() + 1);
//
//    }
//
//    private static int writeTitlesToExcel(XSSFWorkbook wb, Sheet sheet, List<String> titles) {
//        int rowIndex = 0;
//        int colIndex = 0;
//
//        Font titleFont = wb.createFont();
//        titleFont.setFontName("simsun");
//        titleFont.setBold(true);
//        // titleFont.setFontHeightInPoints((short) 14);
//        titleFont.setColor(IndexedColors.BLACK.index);
//
//        XSSFCellStyle titleStyle = wb.createCellStyle();
//        titleStyle.setAlignment(XSSFCellStyle.ALIGN_CENTER);
//        titleStyle.setVerticalAlignment(XSSFCellStyle.VERTICAL_CENTER);
//        titleStyle.setFillForegroundColor(new XSSFColor(new Color(182, 184, 192)));
//        titleStyle.setFillPattern(XSSFCellStyle.SOLID_FOREGROUND);
//        titleStyle.setFont(titleFont);
//        setBorder(titleStyle, BorderStyle.THIN, new XSSFColor(new Color(0, 0, 0)));
//
//        Row titleRow = sheet.createRow(rowIndex);
//        // titleRow.setHeightInPoints(25);
//        colIndex = 0;
//
//        for (String field : titles) {
//            Cell cell = titleRow.createCell(colIndex);
//            cell.setCellValue(field);
//            cell.setCellStyle(titleStyle);
//            colIndex++;
//        }
//
//        rowIndex++;
//        return rowIndex;
//    }
//
//    private static int writeRowsToExcel(XSSFWorkbook wb, Sheet sheet, List<List<Object>> rows, int rowIndex) {
//        int colIndex = 0;
//
//        Font dataFont = wb.createFont();
//        dataFont.setFontName("simsun");
//        // dataFont.setFontHeightInPoints((short) 14);
//        dataFont.setColor(IndexedColors.BLACK.index);
//
//        XSSFCellStyle dataStyle = wb.createCellStyle();
//        dataStyle.setAlignment(XSSFCellStyle.ALIGN_CENTER);
//        dataStyle.setVerticalAlignment(XSSFCellStyle.VERTICAL_CENTER);
//        dataStyle.setFont(dataFont);
//        setBorder(dataStyle, BorderStyle.THIN, new XSSFColor(new Color(0, 0, 0)));
//
//        for (List<Object> rowData : rows) {
//            Row dataRow = sheet.createRow(rowIndex);
//            // dataRow.setHeightInPoints(25);
//            colIndex = 0;
//
//            for (Object cellData : rowData) {
//                Cell cell = dataRow.createCell(colIndex);
//                if (cellData != null) {
//                    cell.setCellValue(cellData.toString());
//                } else {
//                    cell.setCellValue("");
//                }
//
//                cell.setCellStyle(dataStyle);
//                colIndex++;
//            }
//            rowIndex++;
//        }
//        return rowIndex;
//    }
//
//    private static void autoSizeColumns(Sheet sheet, int columnNumber) {
//
//        for (int i = 0; i < columnNumber; i++) {
//            int orgWidth = sheet.getColumnWidth(i);
//            sheet.autoSizeColumn(i, true);
//            int newWidth = (int) (sheet.getColumnWidth(i) + 100);
//            if (newWidth > orgWidth) {
//                sheet.setColumnWidth(i, newWidth);
//            } else {
//                sheet.setColumnWidth(i, orgWidth);
//            }
//        }
//    }
//
//    private static void setBorder(XSSFCellStyle style, BorderStyle border, XSSFColor color) {
//        style.setBorderTop(border);
//        style.setBorderLeft(border);
//        style.setBorderRight(border);
//        style.setBorderBottom(border);
//        style.setBorderColor(BorderSide.TOP, color);
//        style.setBorderColor(BorderSide.LEFT, color);
//        style.setBorderColor(BorderSide.RIGHT, color);
//        style.setBorderColor(BorderSide.BOTTOM, color);
//    }
//}